I’ll give you three but click here for the rest.
10. Deodorizer. Dry them out on a cookie sheet and then put them in a bowl in your refrigerator or freezer, or rub them on your hands to get rid of food prep smells.
9. Plant food. Plants such as rosebushes, azaleas, rhododendrons, evergreen and camellias that prefer acidic soils will appreciate the leftovers from your morning cup. Also, grounds can add nutrients to your compost bin.
8. Insect repellant. Sprinkle old grounds around places you donâ€™t want ants, or on the ant piles themselves. The little buggers will move on or stay away. Used grounds are also said to repel snails and slugs.